Stack-based buffer overflow in corosync - CVE-2025-30472
Published: March 26, 2025
Vulnerability identifier: #VU106058
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2025-30472
CWE-ID: CWE-121
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: corosync
Affected software:
corosync
corosync
Detailed vulnerability description
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to a boundary error in orf_token_endian_convert() function in exec/totemsrp.c. A remote attacker can send an overly large UDP packet to the application, trigger a stack-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability requires that encryption is disabled.
How to mitigate CVE-2025-30472
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.